Flow price: --
37520653461c53e8f62047e8a6157d1ebf87b264cd50744d4f5a009603a09aa5

Transaction

Hash: 37520653461c53e8f62047e8a6157d1ebf87b264cd50744d4f5a009603a09aa5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 37520653461c53e8f62047e8a6157d1ebf87b264cd50744d4f5a009603a09aa5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
37520653461c53e8f62047e8a6157d1ebf87b264cd50744d4f5a009603a09aa5
Status:
ERROR
Block height:
39854932
Block id:
fdbf1e3470d8336e318903c2949d5e7ff0068c32a476dbe8a9d446026abf679d
Timestamp:
Friday 28 October 2022 at 07:46:39 UTC
()
Proposer:
Authorizers:
Gas used:
47